Senior Java Software Security Engineer – Cloud & Open Source

Unleash the Future of Software Security — Drive Innovation and Excellence at Scale!Krakow-based opportunity with hybrid work model (3 remote days per week).As a Senior Java Software Security Engineer – Cloud & Open Source, you will be working for our client, a global leader in innovative security solutions within the financial industry. You will play a pivotal role in adopting engineering excellence across their Software Security platform, directly contributing to cutting-edge cloud-native solutions, open-source initiatives, and high-impact program deliveries. This is a unique chance to shape the security landscape while advancing your career in a dynamic, high-tech environment.Your main responsibilities:Take ownership of code delivery, contributing hands-on to complex security solutions in production environmentsDevelop and contribute to open source projects, blogs, or GitHub repositories showcasing expertiseLeverage deep knowledge of Java 21 (including Virtual Threads/Project Loom), Spring Boot 3.x, and modern JVM internalsDesign and implement scalable cloud-native architectures using GKE, Cloud Spanner, Postgres, and event-driven systems like Kafka or pub/subIntegrate Zero Trust Architecture and OAuth2/OpenID Connect at the code level to enhance security protocolsTranslate business requirements into robust technical solutions, driving automation from the outsetLead and influence teams by sharing knowledge, mentoring peers, and raising the bar on quality and efficiencyStay abreast of industry shifts, emerging trends, and innovative practices, guiding teams toward forward-thinking implementationIdentify and mitigate software security risks, promoting best practices and continuous improvementYou're ideal for this role if you have:7 or more years of experience in Java development, software security, or related fieldsProven expertise with JVM internals, memory management, and the Spring Boot ecosystemHands-on experience working with GCP (Google Cloud Platform) cloud servicesStrong understanding of cloud-native architectures, open source tools, and modern security protocolsAbility to create impactful solutions that make banking better, faster, and saferLeadership skills to influence teams and foster a culture of continuous learning and high standardsExperience identifying security risks and adopting innovative tech or processes to address themA holistic, generalist mindset capable of applying thinking across multiple domainsIt is a strong plus if you have:Contributions to open source projects or technical blogsCertifications related to cloud platforms or securityLanguage required for the role:Fluent English, with excellent communication skillsEligibility to work in Europe:Only candidates with an existing legal right to work in the European Union will be considered for this role.#MAKEYourCareerBETTERInterested?

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